<template>
  <div class="loading">
    <van-loading
      type="spinner"
      class="loading_jia"
      size="50"
      color="blue"
      vertical
      >加载中...</van-loading
    >
    <!-- <button @click="play">{{ b }}</button> -->
  </div>
</template>

<script>
export default {
  // props: ['a'],
  // data() {
  //   return {
  //     b: this.a,
  //   };
  // },
  // methods: {
  //   play() {
  //     this.b[3] = 2;
  //   },
  // },
};
</script>

<style lang="scss" scoped>
.loading {
  width: 100%;
  height: 100%;
  display: flex;
  justify-content: center;
  align-content: center;
  .loading_jia {
    align-self: center;
  }
}
</style>